<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>layout</title>
    <link rel="stylesheet" href="./less/index.css" />
  </head>
  <body>
    <div id="app">
      <header class="header"></header>
      <div class="main">
        <div class="sidebar"></div>
        <div class="main-wrap">
          <div class="content"></div>
          <footer class="footer"></footer>
        </div>
      </div>
    </div>
  </body>
</html>
